INGREDIENTS
1 1/2 cups
all-purpose flour
2 tsp
baking powder
1/2 tsp
salt
1 cup
greek yogurt
1 1/3 cups
sugar (divided)
3
eggs
2 tsp
grapefruit zest (1 grapefruit)
1/2 tsp
pure vanilla extract
1/2 cup
vegetable oil
1/3 cup
freshly squeezed grapefruit juice
1/2 cup
powdered sugar
1 tbsp
freshly squeezed grapefruit juice